Keystones — Bedrock
Five GCSE retrieval questions · 6 March 2025 · mathsvault.uk/keystones
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1. Number
Simplify: 72 × 74
Answer: 76 -
2. Algebra
Factorise: 8x + 4
Answer: 2(4x + 2) -
3. Geometry
Opposite = 5cm, hypotenuse = 5.8cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics
What is the probability of rolling a 2 on a fair die?
Answer: 1⁄6